Green’s Dictionary of Slang

sot-weed n.

also sots-weed
[SE sot, a fool or a drunkard + weed; the implication being that only such figures smoked]

tobacco.

[UK]N. Ward London Spy I 12: We had each of us stuck in our Mouths a Pipe of Sotweed.
[UK]T. Brown Letters from the Dead to the Living in Works (1760) II 190: By that time we had every one ramm’d a full charge of sot-weed into our infernal guns.
[UK]N. Ward Hudibras Redivivus II:8 7: I sat me down amidst a Crew / Of Old and Young, the Lord knows who! / Some puffing Sot-weed o’er their Glasses, / In one another’s Parchment Faces.
[UK]W. King York Spy 9: I’d [...] call’d for a Pint of Sir John Barleycorn’s best Stingo, and a Penny-worth of Sots-weed.
[UK]Grose Classical Dict. of the Vulgar Tongue.
[UK]Lex. Balatronicum.
[UK]Egan Grose’s Classical Dict. of the Vulgar Tongue.
[US]Matsell Vocabulum.
[US]Trumble Sl. Dict. (1890).
[Aus]Crowe Aus. Sl. Dict. 78: Sot Weed, tobacco.